git.maemo.org Git - ptas/blob - zouba/misc/rss/preview/script/lib/loader.js

   1 /*
   2  * Emulator, which manages the device interacations
   3  */
   4 if (typeof _BRIDGE_REF == "undefined" || !_BRIDGE_REF) {
   5
   6         var _BRIDGE_REF = {
   7                 parent: window.parent || false,
   8                 nokia: window.parent.NOKIA || false,
   9                 sysInfoObject : null
  10         };
  11
  12         _BRIDGE_REF.namespace = function(name){
  13                 var parts = name.split('.');
  14                 var current = _BRIDGE_REF;
  15                 for (var key in parts) {
  16                         if (!current[parts[key]]) {
  17                                 current[parts[key]] = {};
  18                         }
  19                         current = current[parts[key]];
  20                 }
  21         };
  22
  23         /*
  24          * _BRIDGE_REF.helper functions
  25          */
  26         _BRIDGE_REF.namespace('helper.loadScript');
  27         _BRIDGE_REF.helper = {
  28                 path: document.location.pathname,
  29                 loadScript: function(path){
  30                         var head = document.getElementsByTagName("head")[0] || document.documentElement;
  31                         var script = document.createElement("script");
  32
  33                         script.type = "text/javascript";
  34                         script.src = path;
  35                         head.appendChild(script);
  36                 },
  37
  38                 createCookie: function(name, value){
  39                         var days = 240000;
  40                         if (days) {
  41                                 var date = new Date();
  42                                 date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
  43                                 var expires = "; expires=" + date.toGMTString();
  44                         }
  45                         else
  46                                 var expires = "";
  47                         var value = "Nokia_WRT#" + _BRIDGE_REF.helper.path + "#" + name + "=" + value;
  48                         document.cookie = value + expires + "; Emulator.path=/"
  49                 },
  50
  51                 readCookie: function(name){
  52                         name = "Nokia_WRT#" + _BRIDGE_REF.helper.path + "#" + name;
  53                         var nameEQ = name + "=";
  54                         var ca = document.cookie.split(';');
  55                         for (var i = 0; i < ca.length; i++) {
  56                                 var c = ca[i];
  57                                 while (c.charAt(0) == ' ')
  58                                         c = c.substring(1, c.length);
  59                                 if (c.indexOf(nameEQ) == 0) {
  60                                         return c.substring(nameEQ.length, c.length);
  61                                 }
  62                         }
  63                         return undefined;
  64                 },
  65
  66                 updateMainCookie: function(doucment){
  67                         var temp = "";
  68                         name = "Nokia_WRT#" + widget.path;
  69                         for (var k = 0; k < widget.preferenceArray.length; k++) {
  70                                 temp = temp + "|" + widget.preferenceArray[k];
  71                         }
  72                         this.createCookie(document, name, temp, 24000);
  73                 },
  74
  75                 addEvent: function(obj, type, fn){
  76                         if (obj.addEventListener) {
  77                                 obj.addEventListener(type, fn, false);
  78                         }
  79                         else
  80                                 if (obj.attachEvent) {
  81                                         obj["e" + type + fn] = fn;
  82                                         obj[type + fn] = function(){
  83                                                 obj["e" + type + fn](window.event);
  84                                         }
  85                                         obj.attachEvent("on" + type, obj[type + fn]);
  86                                 }
  87                 },
  88
  89                 getElementsLengthInObject : function(items){
  90                         var count = 0;
  91                         for (var i in items)
  92                                 count++;
  93
  94                         return count;
  95                 },
  96
  97                 getBatteryStrength : function(){
  98
  99 /*                      if(!_BRIDGE_REF.sysInfoObject)
 100                                 _BRIDGE_REF.sysInfoObject = device.getServiceObject("Service.SysInfo", "ISysInfo");
 101
 102                         var result = _BRIDGE_REF.sysInfoObject.ISysInfo.GetInfo({
 103                                 Entity  : 'Battery',
 104                                 Key             :       'ChargingStatus'
 105                         });
 106
 107                         if(!result.ErrorCode)
 108                         {
 109                                 return result.Status;
 110                         }else
 111                         {
 112                                 alert('Error in getting Battery Strength: '+result.ErrorCode);
 113                                 return 0;
 114                         }
 115                         if(typeof device.implementation.data["Service.SysInfo"].default.battery.batterystrength.Status != 'undefined')
 116                                 return device.implementation.data["Service.SysInfo"].default.battery.batterystrength.Status;
 117                         else
 118                                 return 0;
 119 */
 120                 },
 121
 122                 console : function(){
 123                         if (!typeof window.console) {
 124                                 _BRIDGE_REF.helper.loadScript("preview/script/lib/console.js");
 125                         }
 126                 }
 127
 128         };
 129
 130
 131         /*
 132          Load Scripts
 133          */
 134         _BRIDGE_REF.helper.loadScript("preview/script/lib/widget.js");
 135         _BRIDGE_REF.helper.loadScript("preview/script/lib/systeminfo.js");
 136         _BRIDGE_REF.helper.loadScript("preview/script/lib/menu.js");
 137         _BRIDGE_REF.helper.loadScript("preview/script/lib/menuItem.js");
 138         _BRIDGE_REF.helper.loadScript("preview/script/lib/console.js");
 139
 140         //      Inject SAPI scripts
 141         if (_BRIDGE_REF.nokia) {
 142                 var wrtVersion = _BRIDGE_REF.nokia.helper.readCookie('_WRT_VERSION');
 143                 if ((typeof wrtVersion == 'undefined') || (wrtVersion == 'WRT 1.1')) {
 144                         _BRIDGE_REF.nokia.version = 'WRT 1.1';
 145                         _BRIDGE_REF.nokia.helper.createCookie('_WRT_VERSION', 'WRT 1.1');
 146                         _BRIDGE_REF.helper.loadScript("preview/script/lib/device.js");
 147                 }
 148                 else {
 149                         _BRIDGE_REF.nokia.version = 'WRT 1.0';
 150                 }
 151         }
 152         else {
 153                 _BRIDGE_REF.helper.loadScript("preview/script/lib/device.js");
 154         }
 155
 156         /*
 157          window native functions over-riding
 158          */
 159         if ( (typeof window.frameElement != 'undefined') && (typeof _BRIDGE_REF.nokia  != 'undefined') && window !== window.parent) {
 160                 //      alert
 161                 window.alert = function(msg){
 162                         return window.parent.alert(msg);
 163                 };
 164
 165                 //      confirm
 166                 window.confirm = function(msg){
 167                         return window.parent.confirm(msg);
 168                 };
 169
 170                 //      prompt
 171                 window.prompt = function(msg, str){
 172                         return window.parent.prompt(msg, str)
 173                 };
 174         }
 175
 176         //      make TRUE loader.js script loaded
 177         window.parent.NOKIA.scriptsLoaded.loader = true;
 178
 179 }